The LDAS survey poll

https://docs.google.com/forms/d/e/1FAIpQLSdq7Ne1CgANQ05Rgm-81RiBj_8VubAfnhOQhfut08lnCjgbHw/viewform?usp=sharing

and its tabular output

https://docs.google.com/spreadsheets/d/1ynO6D9aO82W7WYZndqZD0x2914brru3bq6qOOxZFTOs/edit?usp=sharing

A previous SRNWP survey on surface modelling and assimilation systems

http://www.umr-cnrm.fr/aladin/spip.php?rubrique42